參數(shù)資料
型號(hào)： ADC78H89EVAL
廠商： National Semiconductor Corporation
英文描述： 7-Channel, 500 KSPS, 12-Bit A/D Converter
中文描述： 7通道，500 kSPS的，12位A / D轉(zhuǎn)換器
文件頁(yè)數(shù)： 3/16頁(yè)
文件大?。?/td> 828K
代理商： ADC78H89EVAL
Absolute Maximum Ratings
(Notes 1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Analog Supply Voltage AV
DD
Digital Supply Voltage DV
DD
0.3V to 6.5V
0.3V to AV
DD
+
0.3V, max 6.5V
0.3V to AV
DD
Voltage on Any Pin to GND
+0.3V
±
10 mA
±
20 mA
Input Current at Any Pin (Note 3)
Package Input Current (Note 3)
Power Dissipation at T
A
= 25C
ESD Susceptibility (Note 5)
Human Body Model
Machine Model
Soldering Temperature, Infrared,
10 seconds (Note 6)
Junction Temperature
Storage Temperature
See (Note 4)
2500V
250V
260C
+150C
65C to +150C
Operating Ratings
(Notes 1, 2)
Operating Temperature Range
AV
DD
Supply Voltage
DV
DD
Supply Voltage
Digital Input Pins Voltage Range
Clock Frequency
Analog Input Voltage
40C
≤
T
A
≤
+85C
+2.7V to +5.25V
+2.7V to AV
DD
-0.3V to AV
DD
50 kHz to 8 MHz
0V to AV
DD
Package Thermal Resistance
Package
θ
JA
16-lead TSSOP on
4-layer, 2 oz. PCB
96C / W
ADC78H89 Converter Electrical Characteristics
(Note 8)
The following specifications apply for AV
DD
= DV
DD
= +2.7V to 5.25V, f
SCLK
= 8 MHz, f
SAMPLE
= 500 KSPS unless otherwise
noted.
Boldface limits apply for T
A
= T
MIN
to T
MAX
: all other limits T
A
= 25C.
Symbol
Parameter
Conditions
Typical
Limits
Units
(Note 7)
STATIC CONVERTER CHARACTERISTICS
Resolution with No Missing Codes
INL
Integral Non-Linearity
DNL
Differential Non-Linearity
OE
Offset Error
OEM
Offset Error Match
GE
Gain Error
GEM
Gain Error Match
DYNAMIC CONVERTER CHARACTERISTICS
AV
DD
= +5.0V, DV
DD
= +3.3V
AV
DD
= +5.0V, DV
DD
= +3.3V
AV
DD
= +5.0V, DV
DD
= +3.3V
AV
DD
= +5.0V, DV
DD
= +3.3V
AV
DD
= +5.0V, DV
DD
= +3.3V
AV
DD
= +5.0V, DV
DD
= +3.3V
AV
DD
= +5.0V, DV
DD
= +3.3V
12
±
1
±
1
±
2
±
2
±
3
±
3
Bits
LSB (max)
LSB (max)
LSB (max)
LSB (max)
LSB (max)
LSB (max)
SINAD
Signal-to-Noise Plus Distortion Ratio
AV
DD
= +5.0V, DV
DD
= +3.0V,
f
IN
= 40.2 kHz, 0.02 dBFS
AV
DD
= +5.0V, DV
DD
= +3.0V,
f
IN
= 40.2 kHz, 0.02 dBFS
AV
DD
= +5.0V, DV
DD
= +3.0V,
f
IN
= 40.2 kHz, 0.02 dBFS
AV
DD
= +5.0V, DV
DD
= +3.0V,
f
IN
= 40.2 kHz, 0.02 dBFS
AV
DD
= +5.0V, DV
DD
= +3.0V,
f
IN
= 40.2 kHz, 0.02 dBFS
AV
DD
= +5.0V, DV
DD
= +3.0V,
f
IN
= 40.2 kHz
AV
DD
= +5.0V, DV
DD
= +3.0V,
f
a
= 40.161 kHz, f
b
= 41.015 kHz
AV
DD
= +5.0V, DV
DD
= +3.0V,
f
a
= 40.161 kHz, f
b
= 41.015 kHz
AV
DD
= +5V
AV
DD
= +3V
72.6
dB
SNR
Signal-to-Noise Ratio
72.8
dB
THD
Total Harmonic Distortion
-86
dB
SFDR
Spurious-Free Dynamic Range
88
dB
ENOB
Effective Number of Bits
11.8
bits
Channel-to-Channel Crosstalk
-82
dB
IMD
Intermodulation Distortion, Second
Order Terms
Intermodulation Distortion, Third
Order Terms
-93
dB
-90
dB
FPBW
-3 dB Full Power Bandwidth
11
8
MHz
MHz
A
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